UltraSphinx: What happens when an unstoppable force meets an immovable object?
Superman: They surrender.
UltraSphinx: Answer... is acceptable.
In 1979, an unstoppable force met an immovable object. Chuck Norris kicked Mr. T in the jaw. The result was the '80s.
One day only: The Irresistable Force Meets the Immovable Object. Tickets, five marks.
— Cordelia Vorkosigan's thoughts on witnessing a confrontation between her husband and his father.
Se Maomé não vai à montanha, vem a montanha até Maomé.note
— Portuguese saying
The most really poetical impossibility is an irresistible force colliding with an immovable post. When that happens it will be the end of the world.
— G. K. Chesterton, The Uses of Diversity